Tag Archive for ‘Oil’
Coming to America: Tar Sands Oil from Canada?
ar sands have been in the news of late because green groups and many U.S. public officials are worried that the construction of a new pipeline to transport tar sands crude from northeastern Alberta into the U.S. —TransCanada’s Keystone XL project—would greatly increase American consumption of this carbon-intensive fuel and jeopardize U.S. efforts to reduce its oil consumption and overall carbon footprint.
Understanding the Controversy Over “Fracking”
Fracking is shorthand within the oil and gas industry for “hydraulic fracturing,” a process in which drillers blast millions of gallons of water, sand and hazardous chemicals at high-pressure into sub-surface rock formations to create fractures that facilitate the flow of recoverable oil or gas.
Measuring Environmental Impact of Gulf Oil Leak
Oil from 1989’s Exxon Valdez mishap slicked 11,000 square miles of ocean surface and 1,300 miles of pristine Alaskan coastline while killing hundreds of thousands of birds and marine mammals and untold numbers of fish and fish eggs. But the impacts of the ongoing Deepwater Horizon leak in the Gulf may be far worse given that much of the loose oil is actually in the water column, not on the surface.
Will More Electric Cars Increase Reliance on Coal?
The advent of electric cars is not necessarily a boon for the environment if it means simply trading our reliance on one fossil fuel—oil, from which gasoline is distilled—for an even dirtier one: coal, which is burned to create electricity.


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